op 	 {
  name: "TensorListConcat"
  input_arg {
    name: "input_handle"
    type: DT_VARIANT
  }
  output_arg {
    name: "tensor"
    type_attr: "element_dtype"
  }
  output_arg {
    name: "lengths"
    type: DT_INT64
  }
  attr {
    name: "element_dtype"
    type: "type"
  }
}
op {
  name: "TensorListConcat"
  input_arg {
    name: "input_handle"
    type: DT_VARIANT
  }
  output_arg {
    name: "tensor"
    type_attr: "element_dtype"
  }
  output_arg {
    name: "lengths"
    type: DT_INT64
  }
  attr {
    name: "element_dtype"
    type: "type"
  }
  attr {
    name: "element_shape"
    type: "shape"
    default_value {
      shape {
        unknown_rank: true
      }
    }
  }
}
